janet napolitano, the fbi director, robert muller and nsa director, keith alexander, briefed members of the house and senate agencies this afternoon. in terms of what bostonians are doing, there have been vigils and public events. the largest taking place at boston commons. 8-year-old martin richard was remembered tonight at a vigil in his local parish church. doors were open for official vigils tonight. the st. james in somersville, doors are open. the church in boston proper, st. paul church, there are events at boston university and brandice university. gathering for a vigil for the victims as well as a vigil for the -- itself. the white house announcing today that president obama will travel to boston the day after tomorrow to speak at a service at boston's cathedral of the holy cross. the president branding the attack as an act of terrorism, but officials don't know quote whether it was planned and executed by a terrorist ors, foreign or domestic, or the fact of a malevolent individual. finding out -- that law enforcement is poring over as we speak. what officials are trying to